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- 1.0404252 - UIVT-O 20010076 RIV NL eng J - Journal Article
Gutknecht, M. H. - Rozložník, Miroslav
By how much can Residual Minimization Accelerate the Convergence of Orthogonal Residual Methods?
Numerical Algorithms. Roč. 27, - (2001), s. 189-213. ISSN 1017-1398. E-ISSN 1572-9265
R&D Projects: GA ČR GA201/98/P108
Institutional research plan: AV0Z1030915
Keywords : system of linear algebraic equations * iterative method * Krylov space method * conjugate gradient method * biconjugate gradient method * CG * CGNE * CGNR * CGS * FOM * GMRes * QMR * TFQMR * residual smoothing * MR smoothing * QMR smoothing
Subject RIV: BA - General Mathematics
Impact factor: 0.438, year: 2001
Permanent Link: http://hdl.handle.net/11104/0124515File Download Size Commentary Version Access 0404252.pdf 0 1.3 MB Author´s preprint open-access - 2.0403719 - UIVT-O 20010006 RIV SE eng J - Journal Article
Gutknecht, M. H. - Rozložník, Miroslav
Residual Smoothing Techniques: Do They Improve the Limiting Accuracy of Iterative Solvers?
Bit. Roč. 41, č. 1 (2001), s. 86-114. ISSN 0006-3835. E-ISSN 1572-9125
R&D Projects: GA ČR GA201/98/P108
Institutional research plan: AV0Z1030915
Keywords : iterative methods * residual smoothing * limiting accuracy
Subject RIV: BA - General Mathematics
Impact factor: 0.835, year: 2001
Permanent Link: http://hdl.handle.net/11104/0124013File Download Size Commentary Version Access 0403719.pdf 0 1.2 MB Author´s preprint open-access - 3.0403488 - UIVT-O 20000011 RIV US eng J - Journal Article
Maryška, Jiří - Rozložník, Miroslav - Tůma, Miroslav
Schur Complement Systems in the Mixed Hybrid Finite Element Approximation of the Potential Fluid Flow Problem.
SIAM Journal on Scientific Computing. Roč. 22, č. 2 (2000), s. 704-723. ISSN 1064-8275. E-ISSN 1095-7197
R&D Projects: GA ČR GA201/98/P108; GA AV ČR IAA2030706
Institutional research plan: AV0Z1030915
Keywords : sparse linear systems * finite element matrices * preconditioned conjugate residuals * potential fluid flow problem * indefinite linear systems
Subject RIV: BA - General Mathematics
Impact factor: 1.421, year: 2000
Permanent Link: http://hdl.handle.net/11104/0123792File Download Size Commentary Version Access 0403488.pdf 0 778 KB Author´s preprint open-access - 4.0403487 - UIVT-O 20000010 RIV NL eng J - Journal Article
Maryška, Jiří - Rozložník, Miroslav - Tůma, Miroslav
Schur Complement Reduction in the Mixed-Hybrid Approximation of Darcy's Law: Rounding Error Analysis.
Journal of Computational and Applied Mathematics. Roč. 117, - (2000), s. 159-173. ISSN 0377-0427. E-ISSN 1879-1778
R&D Projects: GA AV ČR IAA2030706; GA ČR GA201/98/P108
Institutional research plan: AV0Z1030915
Keywords : potential fluid flow problem * symmetric indefinite linear systems * Schur complement reduction * iterative methods * rounding error analysis
Subject RIV: BA - General Mathematics
Impact factor: 0.455, year: 2000
Permanent Link: http://hdl.handle.net/11104/0123791File Download Size Commentary Version Access 0403487.pdf 0 716.2 KB Author´s preprint open-access